
现在分词在句子中作状语的用法介绍
你知道现在分词在句子中的用法吗?下面是小编收集的现在分词在句子中作状语的用法介绍。欢迎阅读!
一、分词在句子中作状语,可以表示时间、条件、原因、结果、让步、伴随等。
分词(短语)作状语时,其逻辑主语应与句中主语相一致。当现在分词表示的动作发生在谓语动词之前时, 则用现在分词的完成式;当所表示的动作与谓语的动作同时发生, 则用现在分词的一般式。完成或被动关系用过去分词。
二、现在分词作状语时,其逻辑主语应该与句子的主语一致,但有时现在分词的主语与其所在句中的主语并不一致,这种现在分词即所谓的垂悬现在分词。垂悬现在分词容易使句意模糊,甚至造成歧义,因而通常被认为是不合规范或错误的`用法。
1.Searching along the deck,it had taken him some time to find a doctor.
他沿着甲板找了好久才找到一名医生。(searching的逻辑主语是句中的him)
2.Walking or sleeping,this subject was always in my mind.
不论是走路或睡觉,我总是在想着这个问题。(walking or sleeping的逻辑主语是句中的my)
3.Traveling is interesting but tiring.
旅行是有趣的,但是使人疲劳
4.The pupils will get confused if they are made to learn too much.
如果让学生学得太多,他们会感到糊涂的。
5.The argument is very convincing.
他的论点很令人信服。
6.They were very excited at the news.
听到这个消息,他们非常激动。
三、现在分词或过去分词作状语时,有时可以在分词前加while,when, once, although, until, if等连词。
1.When leaving the airport, she waved again and again to us.
2.While waiting for the train, I had a long talk with my sister about her work……
3.Once recovered, he threw himself into his work and made every effort to do it well.
4.Although working very hard, he failed to pass the final exam.
5.If translated word by word, the passage will be difficult to understand.
定语从句as的用法课件
(一)、 as作连词的用法:
as作连词,常用来连接主句和状语从句。
1.引导时间状语从句,作“当...的时候”解,有“随着...”之意,与while意义相近,强调两个动作同时发生;或某事一发生,另一事立即发生。eg:
He shouted aloud as her ran along.他一边往前跑,一边高声地呼喊。
I was startled as he opened the door.他一开门,我吓了一跳。
as作连词,相当于when。eg;
As a little boy (When he was a little boy)he began to learn to play piano.他小时候就开始学弹钢琴。
2.引导原因状语从句,作“因为,由于”解,与because的用法相近。eg;
I must stop writing now,as I have rather a lot of work to do.我必须停笔了,因为我还有许多工作要做。
3.引导方式状语从句或比较状语从句,作“正如,(如)像”解。例eg:
As in your country,we grow wheat in the north and rice in the south.正如(像)你们国家一样,我们在北方种小麦,在南方种大米。(方式状语从句)
When at Rome,do as Romans do.入乡随俗。(方式状语从句)
4.引导让步状语从句,作“虽然,尽管”解。这时从句常用倒装语序,即把从句中的表语、状语或动词原形放在as之前。eg;
Strange as it may seem,it is true.尽管这事看上去很奇怪,但却是真的。
Try as he might,Tom could not get out of the difficulties.不管怎样努力,汤姆还是摆脱不了困境。
1. 作“在-------期间,当----的时候”引导时间状语从句.注意与 when、 while的用法区别。
时间状语从句:as的用法
1.某事一发生,另一事立即发生
As the sun rose the frog dispersed 太阳一出来雾就消散。
They strolled into the garden as the music ceased. 音乐声一停,他们就走进花园。
2.在某事发生的过程中另一事发生
I heard the murmur of their voices as I crossed the hall.
我走过大厅的时候听到他们在嘀咕什么。(两个动作都是一般时态)
Just as he was speaking there was a loud explosion.
正当他在说话的时候,一声巨响。(从句用进行时态)
3. 两个动作同时发生
He smiled as he passed. 他路过的时候笑了一下。
As she sang, the tears ran down her cheeks. 她一边唱歌,眼泪一边从脸颊淌下。
Helen heard the story as she washed. 海伦一边洗衣服一边听故事。
He saw that she was smiling as she read. 他看到她一边看着书一边笑。
(两个都是延续性动作)
We get wiser as we get older. 我们随着年龄的`增长而变得聪明起来。
(随着时间的变化而变化)
①下列情形时,只用as, 而不用when或while。
1) 用于表示同一个人的两种动作交替进行,指一边----一边. 如:
The girl sings as she goes to school.
He looked behind occasionally as he went forward in the forest.
2)表示两个同步发生的动作或行为,意思是随着-----的发展.如:
As time went on / by, she became more and more beautiful .
As children get older, they become more and more interested in everything.
3)表示两个短暂行为或事情几乎同时发生.如:
I watched her as she read the book.
I thought of it just as you opened your mouth.
Just as the flying worm hit her face, she gave a loud cry.
4)接在名词后面表示某一个年龄段时.如:
As a young man, he was active in sports.
②when作当……的时候解,可以指较短的(一点)时间,也可指一段时间。如:
When I was at college, I could speak several foreign languages. When the clock struck twelve, I had slept for 2hours.
③while常表示一段较长的时间或一个过程,强调主句谓语动词与从句谓语动词同时发生。如:Work while you work. Play while you play.
2. As =Since 作既然、由于解,引导原因状语从句,常用来表示已为人们所知或显而易见的原因或理由。如:
As he’s been ill for ages, I will help him.
As / Since youre not feeling well, you may stay at home.
As he wasnt ready , we went without him.
3.As =in the way that作像、按照……的方式解,引导方式状语从句。如:
Do as I told you.
Remember, you must do everything as I do.
4. 用于as--- as或not / so/ as ---- as中, 前一个as是副词, 后一个as是连词, 引导比较状语从句。如:
They helped the old as much as possible.
I dont speak English so/ as well as she does.
5. 表示虽然, 尽管 等, 引导让步状语从句, 常用倒装语序, 模式为:
adj. /adv. / n.+as +主语+谓语+主句。如:
Young as he is, he knows much.
Tired as they were, they walked on.
6. 表示也------一样。
S he is a doctor, as was her husband.
(二)、 as作关系代词,引导定语从句,表示正如,这一点.如:
1. 引导限制性定语从句,用在“such...as”, “the same...as”,“as...as”等结构中,常译作“像...一样的人(或物)”,“凡是...的人(或物)”。
eg: He wished to be such a man as Lei Feng was.他曾希望做一个像雷锋那样的人。
My hometown is no longer the same as it was.我的家乡再也不像过去一样了。
2.引导非限制性定语从句,用来指代它前面的整个句子(即先行句),意思是“这一点”。这个分句可以位于句首、句中或句末。
eg:As is well known,oceans cover more than 70% of the earth.
我们知道,海洋占地球面积的百分之七十以上。
He is very careful, as we all know.
As is well-known, belongs to China.
另外,当先行词被the same, such等词修饰时,常用as来引导定语从句。如:
Such a clever girl as she can learn anything quickly.
I was reading the same book as he bought yesterday.
(三)、as作介词的用法.
1. 作“如,像”解,表示好像。如:He dressed as a policeman.
They got united as one man.他们团结得像一个人一样。
2. 作“充当,作为”解,表示作为, 当作。如:I found a job as a guide.
As a writer,he was famous.作为作家,他是很有名的。
3.当某人是某身份时。如:As a child , she was sent to abroad.
4.as引导的介词短语大多用作状语,as译为作为;少数情况可引起宾语补足语。如:
As a Party member, Ill take the lead in everything. (状语)
She works as a model. (状语)
She has me as one of her best friends.(引起宾语补足语)
(四)、作副词的用法
as作副词,表示程度,意为“同样地”。在“as...as...”,“not as...as...”结构中的第一个as是副词,作“和/与...(不)一样”解。
e.g. Jack is as tall as his father.杰克和他的父亲一样高。
He doesnt speak English as/so fluently as you.他的英语说得不如你流利
1 表示与------等同。
如:This dress is twice as expensive as that one.
2 像,如等。
如:As before, he remained unmoved.
五)含as的固定词组的用法
1. as soon as作“一…就”解,引导时间状语从句。
eg:As soon as I get to Beijing,Ill write to you.我一到北京,就给你写信。
2.as/so long as作“只要”解,
e.g. As/So long as you study hard,youll make progress.只要你努力,你就会取得进步。
2. as if/though常用来引导方式状语从句,作“好像,仿佛”解。如果从句中讲的是非真实情况,则用虚拟语气。
e.g. She loves the child as if/though he were her own.
她爱这个孩子如同爱自己的孩子。
3. As if/though也可用来引导表语从句,常用在“It appears/looks/seems...+as if/though”句型结构中。
e.g. It appears as if/though it is going to clear up.看起来天要晴了。
It seems as if/though he knew nothing about it.他好像对此事一无所知。4.as to作“关于,至于”解。
e.g. There is no doubt as to his honesty.他的诚实是无可置疑的。
5.as much/many as作“多达...”,“达到...之多”解。
e.g:He can earn as much as 5000 dollars a month.他每月能挣5000美元。
6/as far as I know作“就我所知”解,在句中作插入语。
eg: As/So far as I know,he will come here next Monday.
据我所知,他将于下星期一到这里来。
7.as a result,as a result of表示“由于...的结果”。
e.g. She died as a direct result of the accident.她的死是那次事故的直接结果。
8,as well为“也,还”之意。
e.g. Come early,and bring your brother as well.早点来,把你的弟弟也带来。
9 as to,so...as to若跟动词原形,表示目的或结果。
eg:He studied hard so as to pass the exam.他努力学习以便通过考试。(表示目的)
定语从句的课件
定语从句的课件1
一、设计背景
1. 初步掌握及运用定语从句,如让学生用定语从句来完成对人物喜欢的人物进行描述,如I like music that I can dance to. She is the only one who’s studying French.等。
2. 本课的学习任务就是能初步掌握及运用定语从句,为了使学生顺利地完成教学任务,教师以学生为主体,为学生设计了几个以他们的认知水平出发的符合生活实际的他们感兴趣的一环扣一环的子任务,每个子任务紧紧围绕总任务展开,再深入,在一个一个完成任务的活动中培养学生的能力。
二.教学目标
(1)语言目标:能用定语从句较自如地描述及谈论人和物。在活动中训练学生的听力,口头表达能力,培养学生的观察,想象和创造力。
(2)情感目标:促进同学间积极合作交流,发展同学间的友谊 。
2.教学方法 :多媒体的运用能创设真实的语言情景,学生也很感兴趣,极大地鼓动了学生学习英语的积极性,而且呈现在课堂上能使教学更生活化,也更直观和具体。
三、教学方法
以学生为主体,用多媒体辅助教学,通过帮助学生理解、归纳、总结、讨论等方式学习定语从句,由于本节课是学生第一次系统学习定语从句,要达到让学生初步掌握定语从句这一目的。
四、学法指导、自主学习、合作学习
五、教学过程
第一环节: 观察以下例句:
1. The red pen is broken.
2. The pen on the desk is broken.
3. The pen that I bought yesterday is broken.
导入:通过对定语的理解,导入定语、定语从句的概念,定语:用来修饰名词或代词的词、短语或句子,当修饰词是一个句子时被称为定语从句。通常置于它所修饰的词之后,这种被修饰的词叫做先行词,引导定语从句的关联词为关系代词和关系副词,关系代词在定语从句中可用作主语、宾语、定语等,关系副词在定语从句中只用作状语。
例句分析:
I like to have friends who are like me.
I like to have friends who are different from me.
He is the only one who is studying French.
Be careful of the person who doesn’t speak and the dog that doesn’t bark.
You can’t wake up a person who pretends to sleep.
He who can’t get to the Great Wall is not a true man.
I like musicians who play different kinds of music.
Another that he found very difficult is grammar.
The other day, my friends and I talked about the rules that we have in school.
Being a professional athlete is the only thing that I have ever wanted to do.
I like music that I can sing along with.
I like music that has great lyrics.
I like music that I can dance to.
得出结论1)当先行词是物时
a. 关系代词代替先行词在定语从句中作主语时,用which/that引导,且不能省略.b. 关系代词代替先行词在定语从句中作宾语时,用which/that引导,且可以省略.
2)当先行词是人时
a. 关系代词代替先行词在定语从句中作主语时,用who/that引导,且不能省略.b. 关系代词代替先行词在定语从句中作主语时,用who/that/whom引导,且可以省略.
第二环节:在学生对定语从句有了初步的了解后,创设情境,学以致用,让学生分组活动,根据多媒体呈现的情境,有创造性地造句:
This is a singer who/that …
who is a boy.
who is very shy.
who writes his own songs.
who has a song called Qinghuaci.
Who I like best.
It’s an animal that/which is very strong.
It’s an animal that/which has long nose and big ears.
It’s an animal that/which I like very much.
第三环节: 在学生对一般的规律都把握好以后,把学生的易错点和定语从句的考点呈现在屏幕上,让学生仔细观察并作出总结,该环节设计得很好,很好地训练了学生的'观察能力和主动探究的能力,效果较好。
仔细观察:你会发现什么?
1) I prefer shoes that are cool.
2) I like a pizza that is really delicious.
3) I love singers who are beautiful.
4) I have a friend who plays sports.
学生观察后得出的结论为:
who/that在定语从句中做主语时,谓语动词的单复数应与先行词保持一致。
第四环节:小节本堂课的内容
什么是定语 ?
什么是定语从句?
定语从句的结构是什么?
关系词有几重作用?
此环节让学生对所学的知识加以升华,并在大脑里形成知识框架,把知识系统化。
第五环节:巩固练习---以检查学生是否真正掌握本堂课的知识,实践证明,学生掌握得很好。
第六环节:合作探究
留给学生的问题
1.如果先行词既有人又有物,用什么关系词?
2.如果先行词是时间,用什么关系词?
3.如果先行词是地点,用什么关系词?
4.关系词whose怎么用?
通过此环节给学生留下思维拓展的空间,也为以后的学习做好铺垫,体现学习的延续性。
课堂小结:通过例子让学生总结定语从句的规律和特点,同时总结不同关系词的用法。在这节课中,学生对定语从句这一语法项目有了不同程度的巩固和深化。
六、课后反思:
提倡任务型教学活动,是为了让学生们在教师的指导下,通过感知,体验,实践,参与合作等方式,力求最大限度地把语言能力的培养落实到教学过程的每一个环节,逐步实现预定的任务目标并感受成功。我在这堂课的设计里要求自己新颖别致,突出故事的完整性,要有一气呵成的感觉,重点落实,定语从句自始至终贯穿每个环节,活而不乱,生动有趣,贴近生活,气氛活跃。能发挥学生们的主体互动性和能动性,在完成任务的过程中能积极参与。课后感觉任务型教学有所体现,学生们积极性高,参与面广,训练量较大,能初步运用定语从句。
但在教学过程中,我意识到:有个别学生基础太差,虽在课堂中他们也积极参与,但有时很盲目,甚至不知道老师和同学们在进行什么内容,从他们的目光和神态中,我了解到他们对知识的渴求,我暗自告诉自己,一定要帮助他们,这很难,但一定要坚持,决不放弃。
定语从句的课件2
教学内容:discovering useful structures部分首先要求学生从文中找出定语从句进行分析,其次考查了定语从句关系词的选择。
教材和学生分析:
本案例是从实际应用的角度学习语法知识,在现实的情境中应用语法知识。语法知识的学习尽可能从实际应用的角度入手,让学生在相对真实的日常生活和学习的情景中感到在语言的应用中需要语法知识,要确保交际的准确,就需要学习和掌握语法知识。
教学目标:
1.掌握定语从句的关系代词that, which, who, whose的用法。
2.培养在交际环境中应用定语从句的语言运用能力。
教学重难点:定语从句中交际环境中的应用能力。
教学过程:
step 1:示范
教师利用多媒体向学生展示本校优美的校园和丰富的校园生活。请学生描述所看到的情景和人物,教师同时向学生用含有定语从句的句子总结学生的表述,引出定语从句。
学生:this is our classroom. it is bright and big. or: this is our classroom. we study in the classroom every day.
教师:this is our classroom that is bright and big. or: this is our classroom where we study every day.
学生:this is our english teacher. he loves us all. or: this is our english teacher. his pronunciation is perfect.
教师:this is our english teacher who loves us all. or: this is our english teacher whose pronunciation is perfect.
设计意图:
课前用数码相机拍几张校园里的人和物的图片,上课时用多媒体展示给学生看,让学生有亲近感,拉近了师生距离,使学生产生表达的欲望。
学生的已有语言基础充许他们介绍所看到的图片,教师在学生描述的基础上,用合并两个简单句的方法,导入定语从句。
step 2:语言活动
game 1:一个比划一个猜
游戏规则:
1. 两个人配合,一个人面对屏幕、另一个人背对屏幕,面对屏幕的用英语解释屏幕上出现的某种事物,背对屏幕的那个人则要根据同伴的解释猜出它的名称。
2. 规定所猜的单词必须是教室范围以内的。
3. 全班分几个小组,老师在屏幕上展示一张物品或人物图片,然后由面对屏幕的同学用英语来进行解释,解释对了而且同伴答对了,加一分,如果使用定语从句进行解释,就再加一分。
some objects that are used in the game:
computer, dictionary, textbook, chair, money, door, eraser, television, pocket, chalk, window, pen, glasses, shoes, paper, knife, pencil, keys, clock, door, water, knife, wall, keyboard, floor
door: something you open before you enter a house or a room
water: something that you drink when you are thirsty
television: something which can broadcast news and other programs
…
其中有一些单词需要用介词加关系代词引导的定语从句来进行解释,如:
dictionary: a book in which we can find the meanings or the pronunciation of a new word
chair: a piece of furniture on which people sit
money: something with which we can buy things
computer: a machine with which we are playing the game
game 2:游戏(判断他/她是谁或它是什么)
1. 活动形式:6~8人小组活动
2. 情境设置:教师先对教室里的人、事或物进行口头描述。学生听后作出口头反应(说出是谁或是什么)。例如:
t: she is a girl who got three gold medals in the last sports meet.
s: wu yan.
t: right. now another one. it is a book that can tell you the meaning of new words when you study english.
s:a dictionary.
3. 游戏规则:游戏分初赛和复赛;初赛后每组选出优秀选手3人参加复赛。为了使任务更加有趣,组员每猜中一次可得一分;教师将学生猜中的人或物写在黑板上,以防重复猜测;最后角逐出前三名,并予以奖励。
4. 操作步骤:
i. 教师布置任务,讲清游戏规则;
ii. 学生活动,教师当裁判并维持秩序;
iii. 角逐出复赛选手,复赛后予以奖励。
5. 注意事项:
学生熟悉了该游戏后,教师可以加大游戏的难度。教师可以联系学生的实际,拓宽要猜测的人、事或物的范围。教师事先准备一些图画、照片或卡片(上面有文字),将学生分为两组:一组描述,另一组猜测。例如:
he is the first chinese who travelled in a spaceship.
the girl who played the e in titanic.
the city that will hold the 29th olympic games.
the first european who discovered america.
设计意图:
传统的语法教学常采用“定义-讲解-释疑-练习”的方式,很难给学生提供用所学的语法项目进行真实交际的机会。而通过游戏教学语法,让学生在完成一定的任务中,在自己已有知识基础上,通过同伴互助和教师的帮助,在实际运用语言的过程中掌握新知识,新课改强调让学生运用所掌握的语言知识去表达有意义的思想;而不是仅仅把教学的重点集中在语言本身的形式上(龚亚夫,罗少茜,2003)。根据对定语从句的功能(主要是用来描述、定义和补充说明)的理解,定语从句的教学不是为了让学生能在考试中选出某一道题的正确答案,而是让学生能运用定语从句描述或辨别他们所熟悉的。人、事或物,学会定义某个名词,或通过阅读定义准确理解和掌握词义。因此,教师在学生掌握定语从句的基本规则后,应尽可能给学生提供表达的机会,使他们能够用所学语法项目进行口头或笔头的交流,以促使其对该语法项目的理解、掌握与运用。语法教学的目的是要通过灵活的教学设计来突出语法的精髓,通过丰富的情景创设来活化语法,让语法教学生动起来,从而帮助学生在完成任务的过程中将孤立和零碎的语言知识转化为灵活运用语言的能力。
step 3:归纳
要求学生总结定语从句中关系代词that/which, who/whom/whose的用法,从而实现目标的达成。用多媒体展示如下的表格,要求学生填写红色部分。
设计意图:
学生在进行大量的口头练习后,对定语从句有了很多的感性认识,但这时的知识还是不很系统的,因此下一步,教师应该帮助学生对语言材料进行总结,找出其中规律性的内容,这样便于学生更好地理解定语从句,从而能更好地在语言实践中应该定语从句。利用表格进行知识归纳可以使知识更直观,更有系统性。
出生的例子
夸张句的例子三年级
语文归谬法经典例子杨氏之子
种生基真的有作用么,来看看这些例子你就知道了
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